public void LeftOf_Measures_Correctly()
{
var rect1 = new Rectangle {
Height = 20, Width = 20
};
var rect2 = new Rectangle {
Height = 20, Width = 20
};
var target = new RelativePanel
{
VerticalAlignment = Layout.VerticalAlignment.Center,
HorizontalAlignment = Layout.HorizontalAlignment.Center,
Children =
{
rect1, rect2
}
};
RelativePanel.SetLeftOf(rect2, rect1);
target.Measure(new Size(400, 400));
target.Arrange(new Rect(target.DesiredSize));
Assert.Equal(new Size(20, 20), target.Bounds.Size);
Assert.Equal(new Rect(0, 0, 20, 20), target.Children[0].Bounds);
Assert.Equal(new Rect(-20, 0, 20, 20), target.Children[1].Bounds);
}
public void Lays_Out_1_Child_Next_the_other()
{
var rect1 = new Rectangle {
Height = 20, Width = 20
};
var rect2 = new Rectangle {
Height = 20, Width = 20
};
var target = new RelativePanel
{
VerticalAlignment = Layout.VerticalAlignment.Top,
HorizontalAlignment = Layout.HorizontalAlignment.Left,
Children =
{
rect1, rect2
}
};
RelativePanel.SetAlignLeftWithPanel(rect1, true);
RelativePanel.SetRightOf(rect2, rect1);
target.Measure(new Size(400, 400));
target.Arrange(new Rect(target.DesiredSize));
Assert.Equal(new Size(40, 20), target.Bounds.Size);
Assert.Equal(new Rect(0, 0, 20, 20), target.Children[0].Bounds);
Assert.Equal(new Rect(20, 0, 20, 20), target.Children[1].Bounds);
}
public void StretchedPanel_Measures_Correctly(double availableWidth, double availableHeight, double desiredWidth, double desiredHeight)
{
using var app = UnitTestApplication.Start(TestServices.MockPlatformRenderInterface);
var rect1 = new Rectangle {
Height = 20, Width = 20
};
var rect2 = new Rectangle {
Height = 20, Width = 20
};
var target = new RelativePanel
{
VerticalAlignment = Layout.VerticalAlignment.Stretch,
HorizontalAlignment = Layout.HorizontalAlignment.Stretch,
Children =
{
rect1, rect2
}
};
RelativePanel.SetBelow(rect2, rect1);
target.Measure(new Size(availableWidth, availableHeight));
target.Arrange(new Rect(target.DesiredSize));
Assert.Equal(desiredWidth, target.DesiredSize.Width);
Assert.Equal(desiredHeight, target.DesiredSize.Height);
}
public void RelativePanel_Can_Center()
{
using var app = UnitTestApplication.Start(TestServices.MockPlatformRenderInterface);
var rect1 = new Rectangle {
Height = 20, Width = 20
};
var rect2 = new Rectangle {
Height = 20, Width = 20
};
var target = new RelativePanel
{
VerticalAlignment = Layout.VerticalAlignment.Center,
HorizontalAlignment = Layout.HorizontalAlignment.Center,
Children =
{
rect1, rect2
}
};
RelativePanel.SetAlignLeftWithPanel(rect1, true);
RelativePanel.SetBelow(rect2, rect1);
target.Measure(new Size(400, 400));
target.Arrange(new Rect(target.DesiredSize));
Assert.Equal(new Size(20, 40), target.Bounds.Size);
Assert.Equal(new Rect(0, 0, 20, 20), target.Children[0].Bounds);
Assert.Equal(new Rect(0, 20, 20, 20), target.Children[1].Bounds);
}
public void When_Empty_And_MeasuredEmpty()
{
var SUT = new RelativePanel()
{
Name = "test"
};
SUT.Measure(default(Size));
SUT.Arrange(Rect.Empty);
Assert.AreEqual(default(Size), SUT.DesiredSize);
Assert.IsTrue(SUT.GetChildren().None());
}
